Earplug



FIG. 1 is a perspective view of a first embodiment of an earplug in accordance with the claimed design;

FIG. 2 is a side elevation view of the design of FIG. 1, the left, right, and rear side elevation views being a mirror image thereof;

FIG. 3 is top plan view of the design of FIG. 1;

FIG. 4 is bottom plan view of the design of FIG. 1;

FIG. 5 is a perspective view of a second embodiment of an earplug in accordance with the claimed design;

FIG. 6 is a side elevation view of the design of FIG. 5, the left, right, and rear side elevation views being a mirror image thereof;

FIG. 7 is top plan view of the design of FIG. 5;

FIG. 8 is bottom plan view of the design of FIG. 5;

FIG. 9 is a perspective view of a third embodiment of an earplug in accordance with the claimed design;

FIG. 10 is a side elevation view of the design of FIG. 9, the left, right, and rear side elevation views being a mirror image thereof;

FIG. 11 is top plan view of the design of FIG. 9; and,

FIG. 12 is bottom plan view of the design of FIG. 9.

The break lines in the figures are used to indicate indeterminate length of the element in which the break lines are provided. The broken lines in the figures do not form a part of the claimed design. 

CLAIM The ornamental design for an earplug, as shown and described. 